Some horticulturists caution against white tree trunk paint on trees less than 2 years old. Other extension offices and tree care professionals encourage whitewashing the trunks of younger trees.

A: The two main reasons for painting the trunks of your young apple trees are sun-scald and sunburn, and no they aren’t the same thing in my opinion.

Painting the trunks of trees with a white latex paint (do not use oil-based) is an easy way to protect the trees from southwest injury because the white surface reflects more sunlight and the ...